"These two things cannot be in the same place. It's as simple as that." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers are sounding ...

The rate of human-produced light is increasing in the night sky by as much as 10% per year, making it difficult for astronomers to study the night sky. This article was originally published at The ...

Stargazers across the globe got the chance to see a total lunar eclipse - called a blood moon - on Sunday night and early on Monday. The moon turned a deep, dark red as the Earth passed directly ...